fn main() {
    println!("Hello, world!");
    let v = vec![1,2,3,4,5];
    let third: &i32 = &v[2];
    println!("The third element is {}", third);

    match v.get(2) {
        Some(third) => println!("The third element is {}", third),
        None => println!("No third element"),
    }
}
